The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 21, 1995
Filed:
Jan. 03, 1994
Applicant:
Inventors:
Stanley S King, Midland, MI (US);
Mark E Jones, Midland, MI (US);
Michael M Olken, Midland, MI (US);
Assignee:
The Dow Chemical Company, Midland, MI (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
558277 ; 558260 ;
Abstract
A process for producing dialkyl carbonates which comprises contacting an alkanol, carbon monoxide, and oxygen with a catalyst to produce dialkyl carbonate, the catalyst having been prepared by heating a solid copper compound in the presence of a zeolite to form a zeolite containing copper.